HIGH CAPACITY: Smart Dual USB output (5V/1A and 5V/2.1A) can charge your smartphone and tablet at the same time. The power conversion rate can reach up to 85%. 10000mAh capacity can charge your iPhone 6s 4.9 times, Samsung Galaxy S7 Edge 2.3 times or an iPad Mini 1.4 times before you need to recharge the power bank.

FAST SELF-CHARGING TECHNOLOGY: Automatically adjust the current and voltage, speeding up the charging efficiency up to 90%. With 5V 2.1A input, it can get fully charged in just 6.5 hours, 50% faster than common external battery in 13 -14 hours.